polkit: crash authentication_agent_new with invalid object path in RegisterAuthenticationAgent
Published Oct 26, 2015
2.1
LOWCVSS 2.0
EPSS 0.41%
Description
The authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (aka polkit) before 0.113 allows local users to cause a denial of service (NULL pointer dereference and polkitd daemon crash) by calling RegisterAuthenticationAgent with an invalid object path.
Affected products
No data.
- ≤ 0.112
No data.
Red Hat Enterprise Linux 6
polkit
Not affected
Red Hat Enterprise Linux 7
polkit
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | polkit | Not affected | n/a |
| Red Hat Enterprise Linux 7 | polkit | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.41% (0.00415) | 33.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.41% (0.00415) | 32.86th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00082) | 21.71th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
No CWE recorded.
References (14)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161721.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162294.html vendor-advisoryx_refsource_FEDORA
- http://lists.freedesktop.org/archives/polkit-devel/2015-July/000432.html mailing-listx_refsource_MLIST
- http://lists.freedesktop.org/archives/polkit-devel/2015-May/000420.html mailing-listx_refsource_MLIST
- http://lists.freedesktop.org/archives/polkit-devel/2015-May/000421.html mailing-listx_refsource_MLIST
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00010.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00042.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/76086 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1035023 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2015-3218 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1228738 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-3218
- https://usn.ubuntu.com/3717-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2015-3218
Change history (0)
No recorded changes yet.